FI892942A - Kommunikationssystem. - Google Patents

Kommunikationssystem. Download PDF

Info

Publication number
FI892942A
FI892942A FI892942A FI892942A FI892942A FI 892942 A FI892942 A FI 892942A FI 892942 A FI892942 A FI 892942A FI 892942 A FI892942 A FI 892942A FI 892942 A FI892942 A FI 892942A
Authority
FI
Finland
Prior art keywords
kommunikationssysteme
Prior art date
Application number
FI892942A
Other languages
English (en)
Finnish (fi)
Other versions
FI892942A0 (fi
Inventor
David Graham Pudsey
Original Assignee
Marconi Gec Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marconi Gec Ltd filed Critical Marconi Gec Ltd
Publication of FI892942A0 publication Critical patent/FI892942A0/fi
Publication of FI892942A publication Critical patent/FI892942A/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2621—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using frequency division multiple access [FDMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
FI892942A 1988-06-15 1989-06-15 Kommunikationssystem. FI892942A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888814176A GB8814176D0 (en) 1988-06-15 1988-06-15 Communication systems

Publications (2)

Publication Number Publication Date
FI892942A0 FI892942A0 (fi) 1989-06-15
FI892942A true FI892942A (fi) 1989-12-16

Family

ID=10638712

Family Applications (1)

Application Number Title Priority Date Filing Date
FI892942A FI892942A (fi) 1988-06-15 1989-06-15 Kommunikationssystem.

Country Status (7)

Country Link
US (1) US5014342A (de)
EP (1) EP0347234A3 (de)
JP (1) JPH0286229A (de)
DK (1) DK297389A (de)
FI (1) FI892942A (de)
GB (2) GB8814176D0 (de)
NO (1) NO892487L (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2023053C (en) * 1990-08-10 1994-06-28 Frank D. Benner Method for assigning telecommunications channels in a cellular telephone system
US5249303A (en) * 1991-04-23 1993-09-28 Goeken John D Continuous reception by a mobile receiver unit of program channels transmitted by a series of transmitters
US5303287A (en) * 1992-08-13 1994-04-12 Hughes Aircraft Company Integrated personal/cellular communications system architecture
US5722043A (en) * 1993-02-05 1998-02-24 The Research Foundation Of State University Of New York Method and apparatus of assigning and sharing channels in a cellular communication system
US5437054A (en) * 1993-02-05 1995-07-25 The Research Foundation Of State University Of New York Method and apparatus of assigning and sharing channels in a cellular communication system
US6091954A (en) * 1994-09-01 2000-07-18 Telefonaktiebolaget Lm Ericsson Channel assignment in enhanced fixed-plan mobile communications systems
GB2334185B (en) * 1994-12-09 1999-09-29 Motorola Inc Method for determining handover in a communications system
US5603083A (en) * 1995-02-24 1997-02-11 Hughes Electronics Microcell base station antenna pattern for dense urban areas
US5726978A (en) * 1995-06-22 1998-03-10 Telefonaktiebolaget L M Ericsson Publ. Adaptive channel allocation in a frequency division multiplexed system
US5790516A (en) * 1995-07-14 1998-08-04 Telefonaktiebolaget Lm Ericsson Pulse shaping for data transmission in an orthogonal frequency division multiplexed system
US5740536A (en) * 1995-12-29 1998-04-14 At&T Corp. System and method for managing neighbor-channel interference in channelized cellular systems
US6473623B1 (en) 1996-04-18 2002-10-29 At&T Wireless Services, Inc. Method for self-calibration of a wireless communication system
DE19648543A1 (de) * 1996-11-25 1998-05-28 Alsthom Cge Alcatel Testsender, Verfahren und Rechner zum Testen eines zellularen Mobilfunknetzes
US6023459A (en) * 1996-12-04 2000-02-08 Northern Telecom Limited Frequency assignment in wireless networks
US7623868B2 (en) * 2002-09-16 2009-11-24 Andrew Llc Multi-band wireless access point comprising coextensive coverage regions
US20040203804A1 (en) * 2003-01-03 2004-10-14 Andrew Corporation Reduction of intermodualtion product interference in a network having sectorized access points
WO2008033870A2 (en) 2006-09-11 2008-03-20 Lumexis Corporation Fiber-to-the-seat (ftts) fiber distribution system
KR101405688B1 (ko) * 2007-09-14 2014-06-12 엘지이노텍 주식회사 지그비 시스템
ES2715850T3 (es) * 2009-08-06 2019-06-06 Global Eagle Entertainment Inc Sistema de entretenimiento en vuelo de interconexión en red en serie de fibra hasta el asiento
WO2011020071A1 (en) 2009-08-14 2011-02-17 Lumexis Corp. Video display unit docking assembly for fiber-to-the-screen inflight entertainment system
US8416698B2 (en) 2009-08-20 2013-04-09 Lumexis Corporation Serial networking fiber optic inflight entertainment system network configuration

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898390A (en) * 1973-05-15 1975-08-05 Martin Marietta Corp Multiple zone communications system and method
CA1061412A (en) * 1973-05-15 1979-08-28 Marion L. Cunningham Mobile communication system and method employing directional service area coverage
US3906166A (en) * 1973-10-17 1975-09-16 Motorola Inc Radio telephone system
US4144411A (en) * 1976-09-22 1979-03-13 Bell Telephone Laboratories, Incorporated Cellular radiotelephone system structured for flexible use of different cell sizes
DE2936646A1 (de) * 1979-09-11 1981-03-26 Robert Bosch Gmbh, 70469 Stuttgart Funksystem zur verbesserung der frequenzoekonomie in ballungsgebieten
US4479226A (en) * 1982-03-29 1984-10-23 At&T Bell Laboratories Frequency-hopped single sideband mobile radio system
US4562572A (en) * 1983-01-11 1985-12-31 International Telephone And Telegraph Corporation Cellular mobile radio service telephone system

Also Published As

Publication number Publication date
FI892942A0 (fi) 1989-06-15
GB2220326A (en) 1990-01-04
NO892487D0 (no) 1989-06-15
JPH0286229A (ja) 1990-03-27
DK297389A (da) 1989-12-16
GB8913750D0 (en) 1989-08-02
NO892487L (no) 1989-12-18
EP0347234A2 (de) 1989-12-20
US5014342A (en) 1991-05-07
EP0347234A3 (de) 1991-04-24
GB8814176D0 (en) 1988-07-20
DK297389D0 (da) 1989-06-15

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: GEC-MARCONI LIMITED